Number Of Investors

No definition available.

Name:	ueps_NumberOfInvestors
Namespace Prefix:	ueps_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Number Of Quarterly Installments

+ References

No definition available.

+ Details

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Namespace Prefix:	ueps_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs which have been expensed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The average effective interest rate during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentInterestRateDuringPeriod
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_EscrowDeposit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The percentage points added to the reference rate or index during the adjustment period to compute the variable [fully indexed] rate on the loans receivable realized during the reporting period. This may be an effective margin for the period depending on the specific terms of the underlying loan agreement (for example, an annual disclosure for a loan with a quarterly adjustment period).

+ References

No definition available.

+ Details

Name:	us-gaap_LoansReceivableBasisSpreadOnVariableRateDuringPeriod
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsToAcquireBusinessesGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsToAcquireInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockConsiderationReceivedOnTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsequentEventLineItems
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Balance Type:	na
Period Type:	duration

- Details

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Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
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- Details

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Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=ueps_FacilityBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ueps_BlueLabelMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CollateralAxis=ueps_BlueLabelSubscriptionAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ueps_ProsSoftwarePtyLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Period Type:

- Details

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Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=ueps_FacilityAndCMember
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Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=ueps_JohannesburgInterbankAgreedRateJibarMember
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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ueps_CellCLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ueps_C4uMaltaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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- Details

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Subsequent Events (Narrative) (Details) ZAR / shares in Units, $ / shares in Units, shares in Millions, ZAR in Millions, $ in Millions					1 Months Ended		3 Months Ended
	Oct. 20, 2016 ZAR	Oct. 06, 2016 USD ($) item $ / shares shares	Oct. 04, 2016 ZAR ZAR / shares shares	Sep. 30, 2016 USD ($)	Nov. 30, 2016 USD ($)	Oct. 31, 2016 ZAR	Sep. 30, 2016 USD ($)	Jan. 31, 2017 item	Oct. 07, 2016 ZAR
RMB Loan Facilities [Member]
Subsequent Event [Line Items]
Maturity date							Oct. 20, 2018
Maximum [Member] \| Facility A [Member]
Subsequent Event [Line Items]
Loan amount				$ 36.1			$ 36.1
Maximum [Member] \| Facility B [Member]
Subsequent Event [Line Items]
Loan amount				64.9			64.9
Blue Label [Member] \| Blue Label Subscription Agreement [Member]
Subsequent Event [Line Items]
Aggregate purchase price				144.3
Pros Software [Member]
Subsequent Event [Line Items]
Business acquisition, cost of acquired entity				1.8
Business acquisition, incurred acquisition-related expenditure							0.1
Subsequent Event [Member]
Subsequent Event [Line Items]
Number of investors \| item		2
Number of shares \| shares		2.5
Price per share \| $ / shares		$ 9.00
Gross proceeds from transaction		$ 45.0
Subsequent Event [Member] \| Finbond [Member]
Subsequent Event [Line Items]
Loan amount \| ZAR									ZAR 139.2
Subsequent Event [Member] \| Facility A And C [Member]
Subsequent Event [Line Items]
Margin percentage	1.35%
Subsequent Event [Member] \| Facility A And B [Member]
Subsequent Event [Line Items]
Number of quarterly installments \| item								8
Subsequent Event [Member] \| Facility B [Member]
Subsequent Event [Line Items]
Margin percentage	2.75%
Subsequent Event [Member] \| Maximum [Member] \| Facility A [Member]
Subsequent Event [Line Items]
Loan amount \| ZAR	ZAR 500.0
Subsequent Event [Member] \| Maximum [Member] \| Facility B [Member]
Subsequent Event [Line Items]
Loan amount \| ZAR	ZAR 900.0
Subsequent Event [Member] \| JIBAR [Member] \| RMB Loan Facilities [Member]
Subsequent Event [Line Items]
Interest rate	7.10%
Subsequent Event [Member] \| Blue Label [Member] \| Blue Label Subscription Agreement [Member]
Subsequent Event [Line Items]
Number of shares \| shares			117.9
Price per share \| ZAR / shares			ZAR 16.96
Aggregate purchase price \| ZAR			ZAR 2,000.0
Subsequent Event [Member] \| Cell C (Proprietary) Limited [Member]
Subsequent Event [Line Items]
Percentage acquired in acquisition			45.00%
Subsequent Event [Member] \| C4U [Member]
Subsequent Event [Line Items]
Percentage acquired in acquisition					100.00%
Business acquisition, cost of acquired entity					$ 3.9
Subsequent Event [Member] \| Pros Software [Member]
Subsequent Event [Line Items]
Percentage acquired in acquisition						100.00%
Business acquisition, cost of acquired entity \| ZAR						ZAR 25.0
Net1 SA [Member] \| Common Terms Agreement [Member] \| RMB Loan Facilities [Member]
Subsequent Event [Line Items]
Maximum borrowing capacity				101.0			101.0
Escrow deposit				$ 43.3			$ 43.3
Net1 SA [Member] \| Subsequent Event [Member] \| Common Terms Agreement [Member] \| RMB Loan Facilities [Member]
Subsequent Event [Line Items]
Maximum borrowing capacity \| ZAR	ZAR 1,400.0
Escrow deposit \| ZAR	ZAR 600.0